Method for promotion of phenol hydrogenation

Details Method for promotion of phenol hydrogenation Method for promotion of phenol hydrogenation

1976-03-17

1980-05-20

Morgenstern, Norman

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

C07C 4100, C07C 4615

Patent

active

042039231

ABSTRACT:
A method for promoting the hydrogenation of phenol to cyclohexanone in the presence of a non-promoted palladium catalyst which comprises effecting the hydrogenation reaction in the presence of an in situ promoter selected from the group consisting of alkalie metal and alkaline earth metal chlorides, fluorides, bicarbonates, carbonates, hydroxides and nitrates, ammonia, ammonium hydroxide, secondary amines and mixtures thereof.

REFERENCES:
patent: 2829166 (1958-04-01), Jous et al.
patent: 3076810 (1963-02-01), Duggan et al.
patent: 3187050 (1965-06-01), Duggan et al.
patent: 3305586 (1967-02-01), Phelix
patent: 3692845 (1972-09-01), Cheema et al.
patent: 3959382 (1976-05-01), Yeh et al.

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